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Finding the Fourth Proportional to 341,184.20, 510,998.70 and 201,216.20

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Solution

The fourth proportional to 341,184.20, 510,998.70 and 201,216.20 is: 301,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,184.20 : 510,998.70 = 201,216.20 : x
  2. Step 2: Convert to fraction form
    341,184.20/510,998.70 = 201,216.20/x
  3. Step 3: Cross multiply
    341,184.20x = 510,998.70 × 201,216.20
  4. Step 4: Simplify right side
    341,184.20x = 102,821,216,618.94
  5. Step 5: Solve for x
    x = 102,821,216,618.94/341,184.20
  6. Step 6: Final answer
    x = 301,365.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.